| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "chrome/browser/history/shortcuts_database.h" |
| |
| #include <string> |
| |
| #include "base/guid.h" |
| #include "base/logging.h" |
| #include "base/strings/stringprintf.h" |
| #include "base/time/time.h" |
| #include "components/omnibox/autocomplete_match_type.h" |
| #include "content/public/common/page_transition_types.h" |
| #include "sql/meta_table.h" |
| #include "sql/statement.h" |
| #include "sql/transaction.h" |
| |
| |
| // Helpers -------------------------------------------------------------------- |
| |
| namespace { |
| |
| // Current version number. We write databases at the "current" version number, |
| // but any previous version that can read the "compatible" one can make do with |
| // our database without *too* many bad effects. |
| const int kCurrentVersionNumber = 1; |
| const int kCompatibleVersionNumber = 1; |
| |
| void BindShortcutToStatement( |
| const history::ShortcutsDatabase::Shortcut& shortcut, |
| sql::Statement* s) { |
| DCHECK(base::IsValidGUID(shortcut.id)); |
| s->BindString(0, shortcut.id); |
| s->BindString16(1, shortcut.text); |
| s->BindString16(2, shortcut.match_core.fill_into_edit); |
| s->BindString(3, shortcut.match_core.destination_url.spec()); |
| s->BindString16(4, shortcut.match_core.contents); |
| s->BindString(5, shortcut.match_core.contents_class); |
| s->BindString16(6, shortcut.match_core.description); |
| s->BindString(7, shortcut.match_core.description_class); |
| s->BindInt(8, shortcut.match_core.transition); |
| s->BindInt(9, shortcut.match_core.type); |
| s->BindString16(10, shortcut.match_core.keyword); |
| s->BindInt64(11, shortcut.last_access_time.ToInternalValue()); |
| s->BindInt(12, shortcut.number_of_hits); |
| } |
| |
| bool DeleteShortcut(const char* field_name, |
| const std::string& id, |
| sql::Connection& db) { |
| sql::Statement s(db.GetUniqueStatement( |
| base::StringPrintf("DELETE FROM omni_box_shortcuts WHERE %s = ?", |
| field_name).c_str())); |
| s.BindString(0, id); |
| return s.Run(); |
| } |
| |
| } // namespace |
| |
| |
| namespace history { |
| |
| // ShortcutsDatabase::Shortcut::MatchCore ------------------------------------- |
| |
| ShortcutsDatabase::Shortcut::MatchCore::MatchCore( |
| const base::string16& fill_into_edit, |
| const GURL& destination_url, |
| const base::string16& contents, |
| const std::string& contents_class, |
| const base::string16& description, |
| const std::string& description_class, |
| int transition, |
| int type, |
| const base::string16& keyword) |
| : fill_into_edit(fill_into_edit), |
| destination_url(destination_url), |
| contents(contents), |
| contents_class(contents_class), |
| description(description), |
| description_class(description_class), |
| transition(transition), |
| type(type), |
| keyword(keyword) { |
| } |
| |
| ShortcutsDatabase::Shortcut::MatchCore::~MatchCore() { |
| } |
| |
| // ShortcutsDatabase::Shortcut ------------------------------------------------ |
| |
| ShortcutsDatabase::Shortcut::Shortcut( |
| const std::string& id, |
| const base::string16& text, |
| const MatchCore& match_core, |
| const base::Time& last_access_time, |
| int number_of_hits) |
| : id(id), |
| text(text), |
| match_core(match_core), |
| last_access_time(last_access_time), |
| number_of_hits(number_of_hits) { |
| } |
| |
| ShortcutsDatabase::Shortcut::Shortcut() |
| : match_core(base::string16(), GURL(), base::string16(), std::string(), |
| base::string16(), std::string(), 0, 0, base::string16()), |
| last_access_time(base::Time::Now()), |
| number_of_hits(0) { |
| } |
| |
| ShortcutsDatabase::Shortcut::~Shortcut() { |
| } |
| |
| |
| // ShortcutsDatabase ---------------------------------------------------------- |
| |
| ShortcutsDatabase::ShortcutsDatabase(const base::FilePath& database_path) |
| : database_path_(database_path) { |
| } |
| |
| bool ShortcutsDatabase::Init() { |
| db_.set_histogram_tag("Shortcuts"); |
| |
| // Set the database page size to something a little larger to give us |
| // better performance (we're typically seek rather than bandwidth limited). |
| // This only has an effect before any tables have been created, otherwise |
| // this is a NOP. Must be a power of 2 and a max of 8192. |
| db_.set_page_size(4096); |
| |
| // Run the database in exclusive mode. Nobody else should be accessing the |
| // database while we're running, and this will give somewhat improved perf. |
| db_.set_exclusive_locking(); |
| |
| // Attach the database to our index file. |
| return db_.Open(database_path_) && EnsureTable(); |
| } |
| |
| bool ShortcutsDatabase::AddShortcut(const Shortcut& shortcut) { |
| sql::Statement s(db_.GetCachedStatement( |
| SQL_FROM_HERE, |
| "INSERT INTO omni_box_shortcuts (id, text, fill_into_edit, url, " |
| "contents, contents_class, description, description_class, " |
| "transition, type, keyword, last_access_time, number_of_hits) " |
| "VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?)")); |
| BindShortcutToStatement(shortcut, &s); |
| return s.Run(); |
| } |
| |
| bool ShortcutsDatabase::UpdateShortcut(const Shortcut& shortcut) { |
| sql::Statement s(db_.GetCachedStatement( |
| SQL_FROM_HERE, |
| "UPDATE omni_box_shortcuts SET id=?, text=?, fill_into_edit=?, url=?, " |
| "contents=?, contents_class=?, description=?, description_class=?, " |
| "transition=?, type=?, keyword=?, last_access_time=?, " |
| "number_of_hits=? WHERE id=?")); |
| BindShortcutToStatement(shortcut, &s); |
| s.BindString(13, shortcut.id); |
| return s.Run(); |
| } |
| |
| bool ShortcutsDatabase::DeleteShortcutsWithIDs( |
| const ShortcutIDs& shortcut_ids) { |
| bool success = true; |
| db_.BeginTransaction(); |
| for (ShortcutIDs::const_iterator it(shortcut_ids.begin()); |
| it != shortcut_ids.end(); ++it) { |
| success &= DeleteShortcut("id", *it, db_); |
| } |
| db_.CommitTransaction(); |
| return success; |
| } |
| |
| bool ShortcutsDatabase::DeleteShortcutsWithURL( |
| const std::string& shortcut_url_spec) { |
| return DeleteShortcut("url", shortcut_url_spec, db_); |
| } |
| |
| bool ShortcutsDatabase::DeleteAllShortcuts() { |
| if (!db_.Execute("DELETE FROM omni_box_shortcuts")) |
| return false; |
| |
| ignore_result(db_.Execute("VACUUM")); |
| return true; |
| } |
| |
| void ShortcutsDatabase::LoadShortcuts(GuidToShortcutMap* shortcuts) { |
| DCHECK(shortcuts); |
| sql::Statement s(db_.GetCachedStatement( |
| SQL_FROM_HERE, |
| "SELECT id, text, fill_into_edit, url, contents, contents_class, " |
| "description, description_class, transition, type, keyword, " |
| "last_access_time, number_of_hits FROM omni_box_shortcuts")); |
| |
| shortcuts->clear(); |
| while (s.Step()) { |
| shortcuts->insert(std::make_pair( |
| s.ColumnString(0), |
| Shortcut( |
| s.ColumnString(0), // id |
| s.ColumnString16(1), // text |
| Shortcut::MatchCore( |
| s.ColumnString16(2), // fill_into_edit |
| GURL(s.ColumnString(3)), // destination_url |
| s.ColumnString16(4), // contents |
| s.ColumnString(5), // contents_class |
| s.ColumnString16(6), // description |
| s.ColumnString(7), // description_class |
| s.ColumnInt(8), // transition |
| s.ColumnInt(9), // type |
| s.ColumnString16(10)), // keyword |
| base::Time::FromInternalValue(s.ColumnInt64(11)), |
| // last_access_time |
| s.ColumnInt(12)))); // number_of_hits |
| } |
| } |
| |
| ShortcutsDatabase::~ShortcutsDatabase() { |
| } |
| |
| bool ShortcutsDatabase::EnsureTable() { |
| if (!db_.DoesTableExist("omni_box_shortcuts")) { |
| return db_.Execute( |
| "CREATE TABLE omni_box_shortcuts (id VARCHAR PRIMARY KEY, " |
| "text VARCHAR, fill_into_edit VARCHAR, url VARCHAR, " |
| "contents VARCHAR, contents_class VARCHAR, description VARCHAR, " |
| "description_class VARCHAR, transition INTEGER, type INTEGER, " |
| "keyword VARCHAR, last_access_time INTEGER, " |
| "number_of_hits INTEGER)"); |
| } |
| |
| // The first version of the shortcuts table lacked the fill_into_edit, |
| // transition, type, and keyword columns. |
| if (!db_.DoesColumnExist("omni_box_shortcuts", "fill_into_edit")) { |
| // Perform the upgrade in a transaction to ensure it doesn't happen |
| // incompletely. |
| sql::Transaction transaction(&db_); |
| if (!(transaction.Begin() && |
| db_.Execute("ALTER TABLE omni_box_shortcuts " |
| "ADD COLUMN fill_into_edit VARCHAR") && |
| db_.Execute("UPDATE omni_box_shortcuts SET fill_into_edit = url") && |
| db_.Execute("ALTER TABLE omni_box_shortcuts " |
| "ADD COLUMN transition INTEGER") && |
| db_.Execute(base::StringPrintf( |
| "UPDATE omni_box_shortcuts SET transition = %d", |
| static_cast<int>(content::PAGE_TRANSITION_TYPED)).c_str()) && |
| db_.Execute("ALTER TABLE omni_box_shortcuts ADD COLUMN type INTEGER") && |
| db_.Execute(base::StringPrintf( |
| "UPDATE omni_box_shortcuts SET type = %d", |
| static_cast<int>(AutocompleteMatchType::HISTORY_TITLE)).c_str()) && |
| db_.Execute("ALTER TABLE omni_box_shortcuts " |
| "ADD COLUMN keyword VARCHAR") && |
| transaction.Commit())) { |
| return false; |
| } |
| } |
| |
| if (!sql::MetaTable::DoesTableExist(&db_)) { |
| meta_table_.Init(&db_, kCurrentVersionNumber, kCompatibleVersionNumber); |
| sql::Transaction transaction(&db_); |
| if (!(transaction.Begin() && |
| // Migrate old SEARCH_OTHER_ENGINE values to the new type value. |
| db_.Execute(base::StringPrintf("UPDATE omni_box_shortcuts " |
| "SET type = 13 WHERE type = 9").c_str()) && |
| // Migrate old EXTENSION_APP values to the new type value. |
| db_.Execute(base::StringPrintf("UPDATE omni_box_shortcuts " |
| "SET type = 14 WHERE type = 10").c_str()) && |
| // Migrate old CONTACT values to the new type value. |
| db_.Execute(base::StringPrintf("UPDATE omni_box_shortcuts " |
| "SET type = 15 WHERE type = 11").c_str()) && |
| // Migrate old BOOKMARK_TITLE values to the new type value. |
| db_.Execute(base::StringPrintf("UPDATE omni_box_shortcuts " |
| "SET type = 16 WHERE type = 12").c_str()) && |
| transaction.Commit())) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| } // namespace history |
